Researchers have recorded some shatteringly cold temperatures on our generally mild planet -- but the answer to this question depends on your definition of "on". Learn more in this episode of BrainStuff, based on this article: https://science.howstuffworks.com/nature/climate-weather/atmospheric/coldest-place-on-earth.htm

American Versus British English: What Are Biscuits, Muffins, and Pudding?
09:51

How Do Sunspots Work?
14:22

Did the Lost Continent of Lemuria Really Exist?
11:05